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  <a name="GBase_8a_00011"></a><a name="GBase_8a_00011"></a>
  <h1 class="topictitle1">步骤1：注册GBase 8a数据库</h1>
  <div>
   <p>执行GBase 8a数据库备份恢复前，需要将GBase 8a数据库注册至<span>本产品</span>。</p>
   <div class="section">
    <h4 class="sectiontitle">前提条件</h4>
    <p><span style="color:#282B33;">请确保已在“</span><span>保护</span> &gt; <span>客户端</span><span style="color:#282B33;">”界面注册数据库所在的主机。</span></p>
   </div>
   <div class="section">
    <h4 class="sectiontitle">操作步骤</h4>
    <ol>
     <li id="GBase_8a_00011__li0198134611381"><span>选择<span class="uicontrol" id="GBase_8a_00011__zh-cn_topic_0000001839142377_uicontrol19391112102819">“保护 &gt; 数据库 &gt; 通用数据库”</span>。</span></li>
     <li><span>单击<span class="uicontrol">“<span>注册</span>”</span>，注册GBase 8a数据库。</span><p></p>
      <div class="p">
       注册信息如<a href="#GBase_8a_00011__table613227155112">表1</a>所示。 
       <div class="tablenoborder">
        <a name="GBase_8a_00011__table613227155112"></a><a name="table613227155112"></a>
        <table cellpadding="4" cellspacing="0" summary="" id="GBase_8a_00011__table613227155112" frame="border" border="1" rules="all">
         <caption>
          <b>表1 </b>GBase 8a数据库注册信息
         </caption>
         <colgroup>
          <col style="width:25.580000000000002%">
          <col style="width:74.42%">
         </colgroup>
         <thead align="left">
          <tr>
           <th align="left" class="cellrowborder" valign="top" width="25.580000000000002%" id="mcps1.3.3.2.2.2.1.2.2.3.1.1"><p>参数</p></th>
           <th align="left" class="cellrowborder" valign="top" width="74.42%" id="mcps1.3.3.2.2.2.1.2.2.3.1.2"><p>说明</p></th>
          </tr>
         </thead>
         <tbody>
          <tr>
           <td class="cellrowborder" valign="top" width="25.580000000000002%" headers="mcps1.3.3.2.2.2.1.2.2.3.1.1 "><p><span>类型</span></p></td>
           <td class="cellrowborder" valign="top" width="74.42%" headers="mcps1.3.3.2.2.2.1.2.2.3.1.2 "><p>数据库类型。GBase 8a当前仅支持<span style="color:#282B33;">Sharding集群</span>。</p></td>
          </tr>
          <tr>
           <td class="cellrowborder" valign="top" width="25.580000000000002%" headers="mcps1.3.3.2.2.2.1.2.2.3.1.1 "><p><span>数据库名称</span></p></td>
           <td class="cellrowborder" valign="top" width="74.42%" headers="mcps1.3.3.2.2.2.1.2.2.3.1.2 "><p>要保护的数据库名称。</p> <p>该名称与生产环境的数据库名称保持一致。</p></td>
          </tr>
          <tr>
           <td class="cellrowborder" valign="top" width="25.580000000000002%" headers="mcps1.3.3.2.2.2.1.2.2.3.1.1 "><p><span>主机</span></p></td>
           <td class="cellrowborder" valign="top" width="74.42%" headers="mcps1.3.3.2.2.2.1.2.2.3.1.2 "><p>数据库所在的主机。</p></td>
          </tr>
          <tr>
           <td class="cellrowborder" valign="top" width="25.580000000000002%" headers="mcps1.3.3.2.2.2.1.2.2.3.1.1 "><p><span>数据库类型</span></p></td>
           <td class="cellrowborder" valign="top" width="74.42%" headers="mcps1.3.3.2.2.2.1.2.2.3.1.2 "><p>选择<span class="uicontrol">“GBase 8a”</span>。</p></td>
          </tr>
          <tr>
           <td class="cellrowborder" valign="top" width="25.580000000000002%" headers="mcps1.3.3.2.2.2.1.2.2.3.1.1 "><p><span>认证模式</span></p></td>
           <td class="cellrowborder" valign="top" width="74.42%" headers="mcps1.3.3.2.2.2.1.2.2.3.1.2 "><p>选择<span class="uicontrol">“<span>数据库认证</span>”</span>。</p></td>
          </tr>
          <tr>
           <td class="cellrowborder" valign="top" width="25.580000000000002%" headers="mcps1.3.3.2.2.2.1.2.2.3.1.1 "><p><span>数据库用户名</span></p></td>
           <td class="cellrowborder" valign="top" width="74.42%" headers="mcps1.3.3.2.2.2.1.2.2.3.1.2 "><p>数据库的用户名。系统默认用户名“<strong>gbase</strong>”。</p></td>
          </tr>
          <tr>
           <td class="cellrowborder" valign="top" width="25.580000000000002%" headers="mcps1.3.3.2.2.2.1.2.2.3.1.1 "><p><span>数据库密码</span></p></td>
           <td class="cellrowborder" valign="top" width="74.42%" headers="mcps1.3.3.2.2.2.1.2.2.3.1.2 "><p>数据库的密码。系统默认密码请通过GBase官网下载的产品手册获取。</p></td>
          </tr>
          <tr>
           <td class="cellrowborder" valign="top" width="25.580000000000002%" headers="mcps1.3.3.2.2.2.1.2.2.3.1.1 "><p><span>数据库其他认证信息</span></p></td>
           <td class="cellrowborder" valign="top" width="74.42%" headers="mcps1.3.3.2.2.2.1.2.2.3.1.2 "><p>DBA用户及密码信息。</p>
            <div class="p">
             填写格式如下：
             <pre class="screen">os_username=<em>DBA用户名</em>,os_password=<em>DBA用户密码</em></pre>
            </div></td>
          </tr>
          <tr>
           <td class="cellrowborder" valign="top" width="25.580000000000002%" headers="mcps1.3.3.2.2.2.1.2.2.3.1.1 "><p><span>自定义参数</span></p></td>
           <td class="cellrowborder" valign="top" width="74.42%" headers="mcps1.3.3.2.2.2.1.2.2.3.1.2 "><p>配置数据库部分场景的参数信息。</p></td>
          </tr>
         </tbody>
        </table>
       </div>
      </div> <p></p></li>
     <li><span>单击<span class="uicontrol">“<span>确定</span>”</span>。</span></li>
    </ol>
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     <strong>父主题：</strong> <a href="GBase_8a_00010.html">备份GBase 8a数据库</a>
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